[INFO] cloning repository https://github.com/mrpiguy/rust-battlesnake [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mrpiguy/rust-battlesnake" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrpiguy%2Frust-battlesnake", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrpiguy%2Frust-battlesnake'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9b408eb04e38fc22766c782900e24a5b6e674bd4 [INFO] checking mrpiguy/rust-battlesnake against master#779e19d8baa3e3625bd4fc5c85cbb2ad47b43155 for pr-147589-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrpiguy%2Frust-battlesnake" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/mrpiguy/rust-battlesnake [INFO] finished tweaking git repo https://github.com/mrpiguy/rust-battlesnake [INFO] tweaked toml for git repo https://github.com/mrpiguy/rust-battlesnake written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/mrpiguy/rust-battlesnake on toolchain 779e19d8baa3e3625bd4fc5c85cbb2ad47b43155 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/mrpiguy/rust-battlesnake already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded tracing-subscriber v0.3.12 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f7287e2028ac002ebb2d5e33a311bfa8668b80bacdbd5b2813fb71d0979bbd0f [INFO] running `Command { std: "docker" "start" "-a" "f7287e2028ac002ebb2d5e33a311bfa8668b80bacdbd5b2813fb71d0979bbd0f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f7287e2028ac002ebb2d5e33a311bfa8668b80bacdbd5b2813fb71d0979bbd0f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f7287e2028ac002ebb2d5e33a311bfa8668b80bacdbd5b2813fb71d0979bbd0f", kill_on_drop: false }` [INFO] [stdout] f7287e2028ac002ebb2d5e33a311bfa8668b80bacdbd5b2813fb71d0979bbd0f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b409f8099582da6790fe5b1c42bf80b71d0348e5a3e4b2e93e0e97da6a29b9f3 [INFO] running `Command { std: "docker" "start" "-a" "b409f8099582da6790fe5b1c42bf80b71d0348e5a3e4b2e93e0e97da6a29b9f3", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.137 [INFO] [stderr] Compiling futures-core v0.3.21 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling serde_derive v1.0.137 [INFO] [stderr] Compiling digest v0.10.3 [INFO] [stderr] Compiling futures-task v0.3.21 [INFO] [stderr] Compiling futures-util v0.3.21 [INFO] [stderr] Checking tokio v1.19.2 [INFO] [stderr] Checking tracing-core v0.1.28 [INFO] [stderr] Compiling uncased v0.9.7 [INFO] [stderr] Compiling indexmap v1.9.1 [INFO] [stderr] Compiling futures-io v0.3.21 [INFO] [stderr] Compiling serde_json v1.0.82 [INFO] [stderr] Checking cookie v0.16.0 [INFO] [stderr] Compiling rocket v0.5.0-rc.2 [INFO] [stderr] Compiling futures-channel v0.3.21 [INFO] [stderr] Checking regex-syntax v0.6.26 [INFO] [stderr] Compiling mio v0.8.4 [INFO] [stderr] Compiling want v0.3.0 [INFO] [stderr] Compiling hmac v0.12.1 [INFO] [stderr] Compiling sha2 v0.10.2 [INFO] [stderr] Compiling hkdf v0.12.3 [INFO] [stderr] Compiling tracing v0.1.35 [INFO] [stderr] Checking regex v1.5.6 [INFO] [stderr] Checking env_logger v0.9.0 [INFO] [stderr] Compiling futures v0.3.21 [INFO] [stderr] Compiling hyper v0.14.19 [INFO] [stderr] Checking tokio-util v0.7.3 [INFO] [stderr] Checking tokio-util v0.6.10 [INFO] [stderr] Checking tokio-stream v0.1.9 [INFO] [stderr] Checking multer v2.0.2 [INFO] [stderr] Compiling rocket_http v0.5.0-rc.2 [INFO] [stderr] Checking toml v0.5.9 [INFO] [stderr] Checking ubyte v0.10.2 [INFO] [stderr] Checking h2 v0.3.13 [INFO] [stderr] Checking figment v0.10.6 [INFO] [stderr] Compiling rocket_codegen v0.5.0-rc.2 [INFO] [stderr] Checking rust_snake v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/logic.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Battlesnake`, `Board`, and `Game` [INFO] [stdout] --> src/logic.rs:6:13 [INFO] [stdout] | [INFO] [stdout] 6 | use crate::{Battlesnake, Board, Game,GameState,Node}; [INFO] [stdout] | ^^^^^^^^^^^ ^^^^^ ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/logic.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Battlesnake`, `Board`, and `Game` [INFO] [stdout] --> src/logic.rs:6:13 [INFO] [stdout] | [INFO] [stdout] 6 | use crate::{Battlesnake, Board, Game,GameState,Node}; [INFO] [stdout] | ^^^^^^^^^^^ ^^^^^ ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/logic.rs:39:9 [INFO] [stdout] | [INFO] [stdout] 39 | let mut new_gs = gs.clone(); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/logic.rs:57:13 [INFO] [stdout] | [INFO] [stdout] 57 | let mut new_gs = gs.clone(); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `gs` [INFO] [stdout] --> src/logic.rs:96:15 [INFO] [stdout] | [INFO] [stdout] 96 | fn score_func(gs: &GameState, snakeid:&String) -> i32{ [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_gs` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `snakeid` [INFO] [stdout] --> src/logic.rs:96:31 [INFO] [stdout] | [INFO] [stdout] 96 | fn score_func(gs: &GameState, snakeid:&String) -> i32{ [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_snakeid` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:28:9 [INFO] [stdout] | [INFO] [stdout] 28 | let mut gamestate = GameState{ [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/logic.rs:39:9 [INFO] [stdout] | [INFO] [stdout] 39 | let mut new_gs = gs.clone(); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/logic.rs:57:13 [INFO] [stdout] | [INFO] [stdout] 57 | let mut new_gs = gs.clone(); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `gs` [INFO] [stdout] --> src/logic.rs:96:15 [INFO] [stdout] | [INFO] [stdout] 96 | fn score_func(gs: &GameState, snakeid:&String) -> i32{ [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_gs` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `snakeid` [INFO] [stdout] --> src/logic.rs:96:31 [INFO] [stdout] | [INFO] [stdout] 96 | fn score_func(gs: &GameState, snakeid:&String) -> i32{ [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_snakeid` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `move_snake` is never used [INFO] [stdout] --> src/main.rs:181:8 [INFO] [stdout] | [INFO] [stdout] 141 | impl Battlesnake{ [INFO] [stdout] | ---------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 181 | fn move_snake(&mut self, direction : String, food: &Vec){ [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `minimax` is never used [INFO] [stdout] --> src/logic.rs:38:4 [INFO] [stdout] | [INFO] [stdout] 38 | fn minimax(gs:GameState) -> String{ [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `build_tree` is never used [INFO] [stdout] --> src/logic.rs:46:4 [INFO] [stdout] | [INFO] [stdout] 46 | fn build_tree(gs: GameState,max_depth: u32, depth: u32, dir:String, snake:String) -> Node { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `getOptimumScore` is never used [INFO] [stdout] --> src/logic.rs:75:4 [INFO] [stdout] | [INFO] [stdout] 75 | fn getOptimumScore(opt: u32, children:&Vec) -> &Node{ [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `score_func` is never used [INFO] [stdout] --> src/logic.rs:96:4 [INFO] [stdout] | [INFO] [stdout] 96 | fn score_func(gs: &GameState, snakeid:&String) -> i32{ [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `getOptimumScore` should have a snake case name [INFO] [stdout] --> src/logic.rs:75:4 [INFO] [stdout] | [INFO] [stdout] 75 | fn getOptimumScore(opt: u32, children:&Vec) -> &Node{ [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `get_optimum_score` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:28:9 [INFO] [stdout] | [INFO] [stdout] 28 | let mut gamestate = GameState{ [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `move_snake` is never used [INFO] [stdout] --> src/main.rs:181:8 [INFO] [stdout] | [INFO] [stdout] 141 | impl Battlesnake{ [INFO] [stdout] | ---------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 181 | fn move_snake(&mut self, direction : String, food: &Vec){ [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `minimax` is never used [INFO] [stdout] --> src/logic.rs:38:4 [INFO] [stdout] | [INFO] [stdout] 38 | fn minimax(gs:GameState) -> String{ [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `build_tree` is never used [INFO] [stdout] --> src/logic.rs:46:4 [INFO] [stdout] | [INFO] [stdout] 46 | fn build_tree(gs: GameState,max_depth: u32, depth: u32, dir:String, snake:String) -> Node { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `getOptimumScore` is never used [INFO] [stdout] --> src/logic.rs:75:4 [INFO] [stdout] | [INFO] [stdout] 75 | fn getOptimumScore(opt: u32, children:&Vec) -> &Node{ [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `score_func` is never used [INFO] [stdout] --> src/logic.rs:96:4 [INFO] [stdout] | [INFO] [stdout] 96 | fn score_func(gs: &GameState, snakeid:&String) -> i32{ [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `getOptimumScore` should have a snake case name [INFO] [stdout] --> src/logic.rs:75:4 [INFO] [stdout] | [INFO] [stdout] 75 | fn getOptimumScore(opt: u32, children:&Vec) -> &Node{ [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `get_optimum_score` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 31.69s [INFO] running `Command { std: "docker" "inspect" "b409f8099582da6790fe5b1c42bf80b71d0348e5a3e4b2e93e0e97da6a29b9f3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b409f8099582da6790fe5b1c42bf80b71d0348e5a3e4b2e93e0e97da6a29b9f3", kill_on_drop: false }` [INFO] [stdout] b409f8099582da6790fe5b1c42bf80b71d0348e5a3e4b2e93e0e97da6a29b9f3